OpenWRT LPi4A Test Report

Test Environment

System Information

• System Version: OpenWRT
• Download Link: https://github.com/chainsx/openwrt-th1520/releases
• Reference Installation Document: https://github.com/chainsx/armbian-riscv-build/blob/main/doc/licheepi-4a-install-guide.md
• fastboot Links:
  • https://pan.baidu.com/e/1xH56ZlewB6UOMlke5BrKWQ
  • https://mega.nz/folder/phoQlBTZ#cZeQ3qZ__pDvP94PT3_bGA

Hardware Information

• Lichee Pi 4A (8GB RAM + 32GB eMMC)
• Power Adapter
• A microSD card
• A USB to UART debugger

Installation Steps

Flashing Image

Use gzip to extract the image. Use dd to flash the image to the microSD card.

gzip -d /path/to/openwrt.img.xz
sudo dd if=/path/to/openwrt.img of=/dev/your_device bs=1M status=progress

Flashing Bootloader

Enter fastboot mode.

• Confirm the boot switch is set to eMMC for the official version.
• Press the BOOT button while powering up.
• (Refer to the official tutorial) Use fastboot to flash the u-boot with the following commands.

sudo ./fastboot flash ram ./path/to/your/lpi4a-$(ram_size)-u-boot-with-spl.bin
sudo ./fastboot reboot
sleep 10
sudo ./fastboot flash uboot ./path/to/your/lpi4a-$(ram_size)-u-boot-with-spl.bin

Logging into the System

Logging into the system via serial port.

Upon initial boot, it will automatically log in as the root user.

Expected Results

The system should boot up properly and allow login via the onboard serial port.

Actual Results

The system boots up successfully and allows login via the onboard serial port.

Boot Log

Screen recording (from flash the image to logging into the system):

BusyBox v1.36.1 (2023-11-11 16:56:38 UTC) built-in shell (ash)


                              |/
                             _/_
    +-----------------+ ____  O
    |                 ||    \
    |                 ||     \     O     O
    |   ___   RISC-V  ||  ___ |   /|\_  /|\_
    +--/ o \----------++-/ o \+  _/ \  _/ \
       \___/             \___/
 -----------------------------------------------------
 OpenWrt SNAPSHOT, r0-707f69c
 -----------------------------------------------------
=== WARNING! =====================================
There is no root password defined on this device!
Use the "passwd" command to set up a new password
in order to prevent unauthorized SSH logins.
--------------------------------------------------
root@OpenWrt:/# 

Test Criteria

Successful: The actual result matches the expected result.

Failed: The actual result does not match the expected result.

Test Conclusion

Test successful.